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| author |   Janosch Frank <frankja@linux.ibm.com> | 2019-10-02 04:46:58 -0400 |
|---|---|---|
| committer |   Christian Borntraeger <borntraeger@de.ibm.com> | 2020-02-27 19:47:10 +0100 |
| commit | 3e6c556899d02e04d3d65f0e12adfbe05a557832 (patch) | |
| tree | f25007ffd30f2add4192ed929af44340be49cb80 /arch/s390/kvm/kvm-s390.h | |
| parent | KVM: s390/interrupt: do not pin adapter interrupt pages (diff) | |
| download | linux-dev-3e6c556899d02e04d3d65f0e12adfbe05a557832.tar.xz linux-dev-3e6c556899d02e04d3d65f0e12adfbe05a557832.zip | |
KVM: s390: protvirt: Add UV debug trace
Let's have some debug traces which stay around for longer than the
guest.
Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
[borntraeger@de.ibm.com: patch merging, splitting, fixing]
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'arch/s390/kvm/kvm-s390.h')
| -rw-r--r-- | arch/s390/kvm/kvm-s390.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/arch/s390/kvm/kvm-s390.h b/arch/s390/kvm/kvm-s390.h index 6d9448dbd052..be55b4b99bd3 100644 --- a/arch/s390/kvm/kvm-s390.h +++ b/arch/s390/kvm/kvm-s390.h @@ -2,7 +2,7 @@ /* * definition for kvm on s390 * - * Copyright IBM Corp. 2008, 2009 + * Copyright IBM Corp. 2008, 2020 * * Author(s): Carsten Otte <cotte@de.ibm.com> * Christian Borntraeger <borntraeger@de.ibm.com> @@ -25,6 +25,17 @@ #define IS_ITDB_VALID(vcpu) ((*(char *)vcpu->arch.sie_block->itdba == TDB_FORMAT1)) extern debug_info_t *kvm_s390_dbf; +extern debug_info_t *kvm_s390_dbf_uv; + +#define KVM_UV_EVENT(d_kvm, d_loglevel, d_string, d_args...)\ +do { \ + debug_sprintf_event((d_kvm)->arch.dbf, d_loglevel, d_string "\n", \ + d_args); \ + debug_sprintf_event(kvm_s390_dbf_uv, d_loglevel, \ + "%d: " d_string "\n", (d_kvm)->userspace_pid, \ + d_args); \ +} while (0) + #define KVM_EVENT(d_loglevel, d_string, d_args...)\ do { \ debug_sprintf_event(kvm_s390_dbf, d_loglevel, d_string "\n", \ |